Backup memory storage unit for electronic computer



FIG. 1 is a top, front and right side perspective view of a backupmemory storage unit for electronic computer showing my new design,

FIG. 2 is a front elevational view thereof,

FIG. 3 is a rear elevational view thereof,

FIG. 4 is a right side elevational view thereof the left side being amirror image,

FIG. 5 is a top plan view thereof,

FIG. 6 is a bottom plan view thereof,

FIG. 7 is an enlarged front elevational view thereof the front panelbeing fragmentarily shown for convenience of illustration.

The ornamental design for a backup memory storage unit for electroniccomputer, as shown and described.